from django.db import models

from django.contrib.auth.models import User

GENDER_CHOICES = (( 'M', 'Male'), ('F', 'Female'))

RIGHTS_CHOICES = (

	("AD", "Admin"),

	("MN", "Manager"),

	("DV", "Developer"),

	("CT", "Contributor"),)

STATUS_CHOICES = (

    ("UP", "Unpublished"),

	("OP", "Open"),

    ("LO", "Locked"),

	("CL", "Claimed"),

	("AS", "Assigned"),

    ("RE", "Reopened"),

    ("CD", "Closed"),

    ("DL", "Deleted"),

    ("CM", "Completed"))

IMAGES_DIR = "./images"

UPLOADS_DIR = "./uploads"

class Profile(models.Model):

    user = models.ForeignKey(User, unique = True)

    gender = models.CharField(max_length = 1, choices = GENDER_CHOICES)

    rights = models.CharField(max_length = 2, choices = RIGHTS_CHOICES, default = u"CT")

    credits = models.PositiveSmallIntegerField(default = 0)

    aboutme = models.TextField(blank = True)

    street = models.CharField(max_length = 80, blank = True)

    city = models.CharField(max_length = 25, blank = True)

    country = models.CharField(max_length = 25, blank = True)

    nick = models.CharField(max_length = 20, blank = True)

#    photo = models.ImageField(upload_to = IMAGES_DIR, blank = True)

    def __unicode__(self):

        return unicode(self.user.username)

class Task(models.Model):

    status = models.CharField(max_length = 2, choices = STATUS_CHOICES, default = "UP")

    tags = models.CharField(max_length = 200, blank = True)

    subs = models.ManyToManyField('self', blank = True, related_name = "%(class)s_parents")

    deps = models.ManyToManyField('self', blank = True, related_name = "%(class)s_deps")

    credits = models.PositiveSmallIntegerField()

    progress = models.PositiveSmallIntegerField(default = 0)

    mentors = models.ManyToManyField(User, related_name = "%(class)s_mentors")

    created_by = models.ForeignKey(User, related_name = "%(class)s_created_by")

    claimed_users = models.ManyToManyField(User, blank = True, related_name = "%(class)s_claimed_users")

    assigned_users = models.ManyToManyField(User, blank = True, related_name = "%(class)s_assigned_users")

    creation_datetime = models.DateTimeField()

    #is_claimable = models.BooleanField()

    ## not yet decided if attribs after this are to be included

    ## tasktype = "" ## "bugfix"/"enhancement"

    ## priority = "" ## "very urgent"/"urgent"

    def __unicode__(self):

        return unicode(self.title)

class Comment(models.Model):

    task = models.ForeignKey('Task')

    data = models.TextField()

    created_by = models.ForeignKey(User, related_name = "%(class)s_created_by")

    creation_datetime = models.DateTimeField()

#    deleted_by = models.ForeignKey(User, null = True, blank = True, related_name = "%(class)s_deleted_by")

#    deleted = models.BooleanField()

#    attachment = models.FileField(upload_to = UPLOADS_DIR, blank = True)

    def __unicode__(self):

        return unicode(self.task.title)

class Credit(models.Model):

    task = models.ForeignKey('Task')

    given_by = models.ForeignKey(User, related_name = "%(class)s_given_by")

    given_to = models.ForeignKey(User, related_name = "%(class)s_given_to")

    points = models.PositiveSmallIntegerField()

    given_time = models.DateTimeField()

    def __unicode__(self):

        return unicode(self.task.title)

class Claim(models.Model):

    task = models.ForeignKey('Task')

    user = models.ForeignKey(User)

    message = models.TextField()

    creation_datetime = models.DateTimeField()